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synced 2024-11-11 03:10:09 +00:00
gtk-demo: attempt at a notebook with active box-shadow in tab
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8e6cc260ca
commit
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@ -172,6 +172,51 @@ draw_menu (GtkWidget *widget,
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g_object_unref (menu_context);
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}
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static void
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draw_notebook (GtkWidget *widget,
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cairo_t *cr,
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gint x,
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gint y,
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gint width,
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gint height)
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{
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GtkStyleContext *notebook_context;
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GtkStyleContext *stack_context;
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GtkStyleContext *header_context;
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GtkStyleContext *tabs_context;
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GtkStyleContext *tab_context;
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/* This information is taken from the GtkNotebook docs, see "CSS nodes" */
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notebook_context = get_style (NULL, "notebook.frame");
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gtk_render_background (notebook_context, cr, x, y, width, height);
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gtk_render_frame (notebook_context, cr, x, y, width, height);
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stack_context = get_style (notebook_context, "stack");
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gtk_render_background (stack_context, cr, x, y + 30, width, height - 30);
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gtk_render_frame (stack_context, cr, x, y + 30, width, height - 30);
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header_context = get_style (notebook_context, "header.frame");
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gtk_render_background (header_context, cr, x, y, width, 30);
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gtk_render_frame (header_context, cr, x, y, width, 30);
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tabs_context = get_style (header_context, "tabs");
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gtk_render_background (tabs_context, cr, x, y, width, 30);
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gtk_render_frame (tabs_context, cr, x, y, width, 30);
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/* what do I need to do to get the box-shadow rendered ? */
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tab_context = get_style (tabs_context, "tab:active");
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gtk_render_background (tab_context, cr, x, y, 50, 30);
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gtk_render_frame (tab_context, cr, x, y, 50, 30);
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g_object_unref (tab_context);
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g_object_unref (tabs_context);
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g_object_unref (header_context);
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g_object_unref (stack_context);
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g_object_unref (notebook_context);
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}
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static void
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draw_horizontal_scrollbar (GtkWidget *widget,
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cairo_t *cr,
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@ -349,6 +394,8 @@ draw_cb (GtkWidget *widget,
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draw_menu (widget, cr, 10 + panewidth, 10, panewidth - 20, 160);
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draw_notebook (widget, cr, 10, 200, panewidth - 20, 160);
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return FALSE;
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}
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@ -372,7 +419,7 @@ do_foreigndrawing (GtkWidget *do_widget)
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box = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 10);
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gtk_container_add (GTK_CONTAINER (window), box);
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da = gtk_drawing_area_new ();
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gtk_widget_set_size_request (da, 400, 200);
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gtk_widget_set_size_request (da, 400, 400);
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gtk_widget_set_hexpand (da, TRUE);
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gtk_widget_set_vexpand (da, TRUE);
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gtk_widget_set_app_paintable (da, TRUE);
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